<template>
  <div class="account-box">
    <div class="toggle">
      <a @click="isMsgLogin = false" href="javascript:;" v-if="isMsgLogin">
        <i class="iconfont icon-user"></i> 使用账号登录
      </a>
      <a @click="isMsgLogin = true" href="javascript:;" v-else>
        <i class="iconfont icon-msg"></i> 使用短信登录
      </a>
    </div>
    <Form ref="formCom" class="form" :validation-schema="schema" v-slot="{ errors }">
      <template v-if="!isMsgLogin">
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <Field
              name="account"
              v-model="form.account"
              type="text"
              placeholder="请输入用户名或手机号"
              :class="{ error: errors.account }"
            />
          </div>
          <div class="error" v-if="errors.account">
            <i class="iconfont icon-warning" />{{ errors.account }}
          </div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-lock"></i>
            <Field
              name="password"
              v-model="form.password"
              type="password"
              placeholder="请输入密码"
              :class="{ error: errors.password }"
            />
          </div>
          <div class="error" v-if="errors.password">
            <i class="iconfont icon-warning" />{{ errors.password }}
          </div>
        </div>
      </template>
      <template v-else>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <Field
              name="mobile"
              v-model="form.mobile"
              type="text"
              placeholder="请输入手机号"
              :class="{ error: errors.mobile }"
            />
          </div>
          <div class="error" v-if="errors.mobile">
            <i class="iconfont icon-warning" />{{ errors.mobile }}
          </div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-code"></i>

            <Field
              name="code"
              v-model="form.code"
              type="text"
              placeholder="请输入验证码"
              :class="{ error: errors.code }"
            />
            <span class="code" @click="send()">
              {{ time === 0 ? '发送验证码' : `${time}S后` }}
            </span>
          </div>
          <div class="error" v-if="errors.code">
            <i class="iconfont icon-warning" />{{ errors.code }}
          </div>
        </div>
      </template>
      <div class="form-item">
        <div class="agree">
          <Field as="XtxCheckbox" name="isAgree" v-model="form.isAgree" />
          <span>我已同意</span>
          <a href="javascript:;">《隐私条款》</a>
          <span>和</span>
          <a href="javascript:;">《服务条款》</a>
        </div>
        <div class="error" v-if="errors.isAgree">
          <i class="iconfont icon-warning" />{{ errors.isAgree }}
        </div>
      </div>
      <a href="javascript:;" class="btn" @click="login">登录</a>
    </Form>
    <div class="action">
      <img src="https://qzonestyle.gtimg.cn/qzone/vas/opensns/res/img/Connect_logo_7.png" alt="" />
      <div class="url">
        <a href="javascript:;">忘记密码</a>
        <a href="javascript:;">免费注册</a>
      </div>
    </div>
  </div>
</template>
<script>
import { ref, reactive, watch, getCurrentInstance } from 'vue'
import { Form, Field } from 'vee-validate'
import { userAccountLogin, userMobileLoginMsg, userMobileLogin } from '@/api/user'
import Schema from '@/utils/vee-validate-schema'
import Message from '@/components/library/Message'
import { useStore } from 'vuex'
import { useRoute, useRouter } from 'vue-router'
import { useIntervalFn } from '@vueuse/core'
export default {
  name: 'loginForm',
  components: {
    Form,
    Field
  },
  setup() {
    const isMsgLogin = ref(false)
    // 校验规则数据
    const form = reactive({
      isAgree: true,
      account: null,
      password: null,
      mobile: null,
      code: null
    })
    // vee-validate 校验基本步骤
    // 1.导入Form Field 组件 将form 和input 进行替换，需要加上name用来指定校验规则函数
    // 2.Field 需要进行数据绑定，字段名称最好和后台数据接口保持一致
    // 3.定义Field的name属性的校验规则
    const mySchema = {
      account: Schema.account,
      password: Schema.password,
      mobile: Schema.mobile,
      code: Schema.code,
      isAgree: Schema.isAgree
    }
    // 监听isMsgLogin 重置表单数据和校验结果
    const formCom = ref(null)
    watch(isMsgLogin, () => {
      form.isAgree = true
      form.account = null
      form.password = null
      form.mobile = null
      form.code = null
      // 如果没有销毁组件校验结果是不会清除的，如v-show
      // Form 组件提供一个resetForm 函数清除校验结果
      formCom.value.resetForm()
    })
    // setup 获取实例
    // const { proxy } = getCurrentInstance()
    //  proxy.$message({ type: 'error', text: '错误' })
    // 点击登录校验
    const store = useStore()
    const router = useRouter()
    const route = useRoute()
    const login = async () => {
      const valid = await formCom.value.validate()

      console.log(valid)
      if (valid) {
        try {
          let data = null

          if (isMsgLogin.value) {
            // 手机号登录
            // 1.1 发送验证码
            // 1.2 绑定发送验证码按钮点击事件
            // 1.3 校验手机号码，如果成功就调用获取验证码api，请求成功就开始60s倒计时，不能再次点击
            // 1.4 如果失败，失败的校验结果显示出来
            // --------------
            // 2.1.准备一个用户登录api
            // 2.2.调用api函数
            // 2.3.成功：存储用户信息+跳转至来源首页+消息提示
            // 2.4.失败消息提示
            const { mobile, code } = form
            data = await userMobileLogin({ mobile, code })
          } else {
            // 账号登录
            // 1.准备一个用户登录api
            // 2.调用api函数
            // 3.成功：存储用户信息+跳转至来源首页+消息提示
            // 4.失败消息提示
            // const { account, password } = form
            // userAccountLogin({ account, password })
            //   .then(data => {
            //     console.log(data)
            //     // 解构赋值
            //     // 使用user/setUser方法 存储用户信息profile
            //     const { id, account, mobile, avatar, nickname, token } = data.result
            //     store.commit('user/setUser', { id, account, nickname, avatar, token, mobile })
            //     // 跳转
            //     router.push(route.query.redirectUrl || '/')
            //     Message({ type: 'success', text: '登录成功' })
            //   })
            //   .catch(error => {
            //     if (error.response) {
            //       Message({ type: 'error', text: error.response.data.message || '登录失败' })
            //     }
            //     console.log(error)
            //   })
            const { account, password } = form
            data = await userAccountLogin({ account, password })
          }
          const { id, account, mobile, avatar, nickname, token } = data.result
          store.commit('user/setUser', { id, account, nickname, avatar, token, mobile })
          store.dispatch('cart/mergeCart').then(() => {
            // 跳转
            router.push(route.query.redirectUrl || '/')
            Message({ type: 'success', text: '登录成功' })
          })
        } catch (error) {
          if (error.response) {
            Message({ type: 'error', text: error.response.data.message || '登录失败' })
          }
        }
      }
    }
    const time = ref(0)
    // pause 暂停 resume 开始
    // useIntervalFn(回调函数，执行间隔，是否立即发送)
    const { pause, resume } = useIntervalFn(
      () => {
        time.value--
        if (time.value <= 0) {
          pause()
        }
      },
      1000,
      false
    )
    // 点击发送验证码
    const send = async () => {
      const valid = mySchema.mobile(form.mobile)
      if (valid === true) {
        // 校验通过
        // 倒计时不为0时不发送请求
        if (time.value !== 0) return
        await userMobileLoginMsg(form.mobile)
        Message({ type: 'success', text: '发送成功' })
        time.value = 60
        resume()
      } else {
        // 校验不通过，使用vee的错误语法提示错误信息，setFieldError（字段，错误信息）
        formCom.value.setFieldError('mobile', valid)
      }
    }
    return {
      isMsgLogin,
      form,
      schema: mySchema,
      formCom,
      login,
      send,
      time
    }
  }
}
</script>
<style lang="less" scoped>
// 账号容器
.account-box {
  .toggle {
    padding: 15px 40px;
    text-align: right;
    a {
      color: @xtxColor;
      i {
        font-size: 14px;
      }
    }
  }
  .form {
    padding: 0 40px;
    &-item {
      margin-bottom: 28px;
      .input {
        position: relative;
        height: 36px;
        > i {
          width: 34px;
          height: 34px;
          background: #cfcdcd;
          color: #fff;
          position: absolute;
          left: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 18px;
        }
        input {
          padding-left: 44px;
          border: 1px solid #cfcdcd;
          height: 36px;
          line-height: 36px;
          width: 100%;
          &.error {
            border-color: @priceColor;
          }
          &.active,
          &:focus {
            border-color: @xtxColor;
          }
        }
        .code {
          position: absolute;
          right: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 14px;
          background: #f5f5f5;
          color: #666;
          width: 90px;
          height: 34px;
          cursor: pointer;
        }
      }
      > .error {
        position: absolute;
        font-size: 12px;
        line-height: 28px;
        color: @priceColor;
        i {
          font-size: 14px;
          margin-right: 2px;
        }
      }
    }
    .agree {
      a {
        color: #069;
      }
    }
    .btn {
      display: block;
      width: 100%;
      height: 40px;
      color: #fff;
      text-align: center;
      line-height: 40px;
      background: @xtxColor;
      &.disabled {
        background: #cfcdcd;
      }
    }
  }
  .action {
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .url {
      a {
        color: #999;
        margin-left: 10px;
      }
    }
  }
}
</style>
